Gaya APA
WELINGS, D, A. (2006).
A Practical Handbook of Preparative HPLC (High Performance Liquid Chromatography) (1).
Amsterdam:
Elsevier.
Gaya MLA
WELINGS, Donald, A..
"A Practical Handbook of Preparative HPLC (High Performance Liquid Chromatography)".
1
Amsterdam:
Elsevier,
2006.
Printed.